---> uname -a: Linux prd-centos8-robot-2c-8g-14737.novalocal 4.18.0-553.5.1.el8.x86_64 #1 SMP Tue May 21 05:46:01 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0,1 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 586 4903 19 2207 6812 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:22:4e:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.121/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85908sec preferred_lft 85908sec inet6 fe80::f816:3eff:fe22:4ed4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 12/18/2025 _x86_64_ (2 CPU) 03:13:29 LINUX RESTART (2 CPU) 03:14:02 AM tps rtps wtps bread/s bwrtn/s 03:15:01 AM 102.71 64.05 38.66 7515.64 32881.60 03:16:01 AM 120.93 0.32 120.61 14.00 11095.20 03:17:01 AM 44.26 1.23 43.03 126.51 5325.93 03:18:01 AM 60.40 6.75 53.65 1247.98 3751.10 03:19:01 AM 39.33 0.25 39.08 47.06 6580.44 03:20:01 AM 4.63 0.22 4.42 11.73 172.63 03:21:01 AM 20.64 0.40 20.24 46.78 1955.86 Average: 56.02 10.33 45.69 1272.45 8766.56 03:14:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:15:01 AM 5611916 7097528 2270516 28.80 2688 1680936 680308 7.62 177748 1819508 64148 03:16:01 AM 5121532 6995424 2760900 35.03 2688 2050828 729724 8.17 190964 2227372 169632 03:17:01 AM 5236008 7083664 2646424 33.57 2688 2023248 639580 7.16 219372 2078932 10772 03:18:01 AM 4887580 6985840 2994852 37.99 2688 2263560 697792 7.81 256680 2353544 159976 03:19:01 AM 4953840 7054720 2928592 37.15 2688 2267416 639000 7.15 260992 2282684 8 03:20:01 AM 4878928 6995740 3003504 38.10 2688 2283348 721988 8.08 261124 2356684 15444 03:21:01 AM 5026984 6977328 2855448 36.23 2688 2122420 727460 8.15 473600 2020628 23596 Average: 5102398 7027178 2780034 35.27 2688 2098822 690836 7.74 262926 2162765 63368 03:14:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 AM eth0 228.10 142.79 1034.85 58.44 0.00 0.00 0.00 0.00 03:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 AM eth0 140.80 109.78 1491.67 13.86 0.00 0.00 0.00 0.00 03:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 AM eth0 16.81 10.00 7.61 4.23 0.00 0.00 0.00 0.00 03:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 AM eth0 41.15 34.59 334.18 7.62 0.00 0.00 0.00 0.00 03:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 AM eth0 117.78 121.45 37.59 35.92 0.00 0.00 0.00 0.00 03:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 AM eth0 59.66 48.57 290.91 5.07 0.00 0.00 0.00 0.00 03:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 AM eth0 74.66 46.25 112.92 49.52 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 96.69 73.18 471.51 24.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 12/18/2025 _x86_64_ (2 CPU) 03:13:29 LINUX RESTART (2 CPU) 03:14:02 AM CPU %user %nice %system %iowait %steal %idle 03:15:01 AM all 26.51 0.05 5.41 12.67 0.09 55.28 03:15:01 AM 0 22.47 0.09 5.74 11.64 0.09 59.98 03:15:01 AM 1 30.55 0.02 5.08 13.70 0.09 50.56 03:16:01 AM all 38.34 0.00 5.23 1.67 0.12 54.64 03:16:01 AM 0 22.46 0.00 4.00 1.45 0.12 71.98 03:16:01 AM 1 54.28 0.00 6.47 1.89 0.12 37.25 03:17:01 AM all 20.14 0.00 2.31 0.43 0.08 77.04 03:17:01 AM 0 11.75 0.00 2.22 0.40 0.08 85.54 03:17:01 AM 1 28.51 0.00 2.40 0.47 0.07 68.55 03:18:01 AM all 28.36 0.00 5.19 0.99 0.09 65.37 03:18:01 AM 0 16.22 0.00 4.05 1.25 0.08 78.39 03:18:01 AM 1 40.47 0.00 6.32 0.73 0.10 52.37 03:19:01 AM all 10.07 0.00 2.11 0.99 0.07 86.78 03:19:01 AM 0 3.01 0.00 1.37 0.27 0.05 95.30 03:19:01 AM 1 17.13 0.00 2.84 1.70 0.08 78.25 03:20:01 AM all 6.29 0.00 0.40 0.02 0.06 93.23 03:20:01 AM 0 2.76 0.00 0.30 0.02 0.05 96.87 03:20:01 AM 1 9.80 0.00 0.50 0.02 0.07 89.61 03:21:01 AM all 22.39 0.00 2.98 0.17 0.08 74.38 03:21:01 AM 0 17.87 0.00 2.99 0.23 0.08 78.82 03:21:01 AM 1 26.92 0.00 2.96 0.10 0.08 69.94 Average: all 21.73 0.01 3.37 2.39 0.08 72.41 Average: 0 13.78 0.01 2.95 2.16 0.08 81.02 Average: 1 29.69 0.00 3.80 2.63 0.09 63.80